Pith Number

pith:ZA67EU44

pith:2011:ZA67EU44WQHJRBALELJXXYVZ26

not attested not anchored not stored refs pending

Localised HI 21-cm absorption towards a double-lobed z=0.24 radio galaxy

J. K. Webb, M. T. Whiting, R. Athreya, S. J. Curran

arxiv:1103.2595 v3 · 2011-03-14 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZA67EU44WQHJRBALELJXXYVZ26}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:02:53.963793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c83df2539cb40e98840b22d37be2b9d7a6aa88fd49dc3cd54a405d2b69b11a0b

Aliases

arxiv: 1103.2595 · arxiv_version: 1103.2595v3 · doi: 10.48550/arxiv.1103.2595 · pith_short_12: ZA67EU44WQHJ · pith_short_16: ZA67EU44WQHJRBAL · pith_short_8: ZA67EU44

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZA67EU44WQHJRBALELJXXYVZ26 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: c83df2539cb40e98840b22d37be2b9d7a6aa88fd49dc3cd54a405d2b69b11a0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "354a58137276e1284656e55ddaea20b6e9276c38da091b5cf0c4cadfba2e9d13",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-14T07:29:04Z",
    "title_canon_sha256": "d54d8b0f36a27be3c82ce08a2bc78173986253cc7fcaaec7dfbc7899e10a109b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2595",
    "kind": "arxiv",
    "version": 3
  }
}